19874135

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3343}}^1$

素因数の和:3418

約数の個数: 16

約数和(自身を含む): 25280640

約数和(自身を除く): 5406505

約数列:

[1, 5, 29, 41, 145, 205, 1189, 3343, 5945, 16715, 96947, 137063, 484735, 685315, 3974827, 19874135]

約数ペア:

[(1, 19874135), (5, 3974827), (29, 685315), (41, 484735), (145, 137063), (205, 96947), (1189, 16715), (3343, 5945)]